Home / 43,763.92-65,645.40-29,689.09

Finding the Fourth Proportional to 43,763.92, 65,645.40 and 29,689.09

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Solution

The fourth proportional to 43,763.92, 65,645.40 and 29,689.09 is: 44,533.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,763.92 : 65,645.40 = 29,689.09 : x
  2. Step 2: Convert to fraction form
    43,763.92/65,645.40 = 29,689.09/x
  3. Step 3: Cross multiply
    43,763.92x = 65,645.40 × 29,689.09
  4. Step 4: Simplify right side
    43,763.92x = 1,948,951,860.46
  5. Step 5: Solve for x
    x = 1,948,951,860.46/43,763.92
  6. Step 6: Final answer
    x = 44,533.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.